The purpose of this circuit found in an old Elektor is to light a lower power lamp when the bigger one burns out. The loads depend on the triacs.
This circuit was found in an old American documentation. It can operate with signals from 40 Hz to...
The circuit shown in the figure makes it possible to trigger a load after times that can extend up to 4...
This circuit has as a critical component the transformer that has low voltage windings for the...